High-cadence measurements of electron pitch-angle distributions from Solar Orbiter SWA-EAS burst mode operations - Owen,CJ; Kataria,DO; Bercic,L; Horbury,TS; Berthomier,M; Verscharen,D; Bruno,R; Livi,S; Louarn,P; Anekallu,C; Kelly,CW; Lewis,GR; et al. (ASTRONOMY & ASTROPHYSICS, 2021)